County · Washington · United States
Grant County ZIP codes
16 ZIP codes · 16 cities · FIPS 53025
Key facts
- State
- Washington (WA)
- FIPS code
- 53025
- Population
- 100,428
- Median household income
- $71,115
- Median age
- 33.5
- Land area
- 2,679.5 sq mi (6,940 km²)
- Population density
- 37 / sq mi
- Area codes
- 509
Cities and ZIP codes in Grant County (16)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.